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Updated: Apr 3, 2026

Measuring Neural Mechanisms Underlying Sleep-Dependent Memory Consolidation During Naps in Early Childhood

Measuring Neural Mechanisms Underlying Sleep-Dependent Memory Consolidation During Naps in Early Childhood

Published on: October 2, 2019

Sleep, mood, and development in infants.

Jodi A Mindell¹, Christina Lee²

¹The Children's Hospital of Philadelphia, United States; Saint Joseph's University, United States.

Infant Behavior & Development

|September 21, 2015

Summary

This summary is machine-generated.

Infant sleep quality is linked to mood but not developmental milestones. Better infant sleep correlates with positive mood, but doesn't impact motor skills or problem-solving abilities.

Keywords:

Development Infancy Mood Sleep

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Area of Science:

Pediatric Sleep Medicine
Infant Development
Child Psychology

Background:

Infant sleep is crucial for well-being.
Understanding sleep's impact on infant mood and development is essential.

Purpose of the Study:

To investigate the association between infant sleep patterns and mood.
To determine if infant sleep influences developmental outcomes.

Main Methods:

1351 Brazilian mothers of infants (3-13 months) participated.
Utilized an internet-based, expanded Brief Infant Sleep Questionnaire.
Employed the Ages & Stages Questionnaire for developmental assessment.

Main Results:

Infant mood, particularly bedtime, morning, and daytime mood, was associated with sleep outcomes like fragmentation and duration.
Parental perception of sleep problems also correlated with infant mood.
No significant relationships were found between sleep variables and developmental outcomes (communication, motor skills, problem-solving, social skills).

Conclusions:

Infant sleep patterns and problems are linked to parental mood ratings.
Sleep in infancy does not appear to influence broader developmental trajectories.
Findings highlight the mood-sleep connection in infants, distinct from developmental impacts.